Merge pull request #84 from vdemeester/ignore-me

Add .dockerignore to lightweight build context

.dockerignore

@@ -0,0 +1,3 @@
+dist/
+vendor/
+!dist/traefik

Makefile

@@ -20,6 +20,9 @@ print-%: ; @echo $*=$($*)
 
 default: binary
 
+all: build
+	$(DOCKER_RUN_TRAEFIK) ./script/make.sh
+
 binary: build
 	$(DOCKER_RUN_TRAEFIK) ./script/make.sh generate binary
 

README.md

@@ -1,9 +1,9 @@
 ![Træfɪk](http://traefik.github.io/traefik.logo.svg  "Træfɪk")
 ___
 
-[![Circle CI](https://img.shields.io/circleci/project/EmileVauge/traefik.svg)](https://circleci.com/gh/EmileVauge/traefik)
+[![Circle CI](https://circleci.com/gh/emilevauge/traefik.svg?style=shield&circle-token=:circle-token)](https://circleci.com/gh/emilevauge/traefik)
 [![License](https://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/EmileVauge/traefik/blob/master/LICENSE.md)
-[![Join the chat at https://gitter.im/EmileVauge/traefik](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/EmileVauge/traefik?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+[![Join the chat at https://traefik.herokuapp.com](https://img.shields.io/badge/style-register-green.svg?style=social&label=Slack)](https://traefik.herokuapp.com)
 
 
 Træfɪk is a modern HTTP reverse proxy and load balancer made to deploy microservices with ease.
@@ -25,7 +25,8 @@ It supports several backends ([Docker :whale:](https://www.docker.com/), [Mesos/
 - Tiny docker image included
 - SSL backends support
 - SSL frontend support
-- WebUI
+- Clean AngularJS Web UI
+- Websocket support
 
 ## Demo
 
@@ -33,6 +34,13 @@ Here is a demo of Træfɪk using Docker backend, showing a load-balancing betwee
 
 [![asciicast](https://asciinema.org/a/4tcyde7riou5vxulo6my3mtko.png)](https://asciinema.org/a/4tcyde7riou5vxulo6my3mtko)
 
+## Web UI
+
+You can access to a simple HTML frontend of Træfik.
+
+![Web UI Providers](docs/img/web.frontend.png)
+![Web UI Health](docs/img/traefik-health.png)
+
 ## Plumbing
 
 - [Oxy](https://github.com/mailgun/oxy/): an awsome proxy library made by Mailgun guys
@@ -68,13 +76,6 @@ You can find the complete documentation [here](docs/index.md).
 
 Refer to the [benchmarks section](docs/index.md#benchmarks) in the documentation.
 
-## Web UI
-
-You can access to a simple HTML frontend of Træfik.
-
-![Web UI Providers](docs/img/web.frontend.png)
-![Web UI Health](docs/img/traefik-health.png)
-
 ## Contributing
 
 ### Building

circle.yml

@@ -6,6 +6,8 @@ machine:
   environment:
     REPO: $CIRCLE_PROJECT_USERNAME/$CIRCLE_PROJECT_REPONAME
     DOCKER_HOST: tcp://172.17.42.1:2375
+    MAKE_DOCKER_HOST: $DOCKER_HOST
+    VERSION: v1.0.alpha.$CIRCLE_BUILD_NUM
 
 dependencies:
   pre:
@@ -18,7 +20,7 @@ dependencies:
 test:
   override:
     - make test-unit
-    - make MAKE_DOCKER_HOST=$DOCKER_HOST test-integration
+    - make test-integration
   post:
     - make crossbinary
     - make image
@@ -27,8 +29,8 @@ deployment:
   hub:
     branch: master
     commands:
-      - ghr -t $GITHUB_TOKEN -u $CIRCLE_PROJECT_USERNAME -r $CIRCLE_PROJECT_REPONAME --prerelease v1.0.alpha.$CIRCLE_BUILD_NUM dist/
+      - ghr -t $GITHUB_TOKEN -u $CIRCLE_PROJECT_USERNAME -r $CIRCLE_PROJECT_REPONAME --prerelease ${VERSION} dist/
       - docker login -e $DOCKER_EMAIL -u $DOCKER_USER -p $DOCKER_PASS
       - docker push ${REPO,,}:latest
-      - docker tag ${REPO,,}:latest ${REPO,,}:v1.0.alpha.$CIRCLE_BUILD_NUM
-      - docker push ${REPO,,}:v1.0.alpha.$CIRCLE_BUILD_NUM
+      - docker tag ${REPO,,}:latest ${REPO,,}:${VERSION}
+      - docker push ${REPO,,}:${VERSION}

configuration.go

@@ -3,23 +3,25 @@ package main
 import (
 	"errors"
 	"strings"
+	"time"
 )
 
 type GlobalConfiguration struct {
-	Port              string
-	GraceTimeOut      int64
-	AccessLogsFile    string
-	TraefikLogsFile   string
-	CertFile, KeyFile string
-	LogLevel          string
-	Docker            *DockerProvider
-	File              *FileProvider
-	Web               *WebProvider
-	Marathon          *MarathonProvider
-	Consul            *ConsulProvider
-	Etcd              *EtcdProvider
-	Zookeeper         *ZookepperProvider
-	Boltdb            *BoltDbProvider
+	Port                      string
+	GraceTimeOut              int64
+	AccessLogsFile            string
+	TraefikLogsFile           string
+	CertFile, KeyFile         string
+	LogLevel                  string
+	ProvidersThrottleDuration time.Duration
+	Docker                    *DockerProvider
+	File                      *FileProvider
+	Web                       *WebProvider
+	Marathon                  *MarathonProvider
+	Consul                    *ConsulProvider
+	Etcd                      *EtcdProvider
+	Zookeeper                 *ZookepperProvider
+	Boltdb                    *BoltDbProvider
 }
 
 func NewGlobalConfiguration() *GlobalConfiguration {
@@ -28,6 +30,7 @@ func NewGlobalConfiguration() *GlobalConfiguration {
 	globalConfiguration.Port = ":80"
 	globalConfiguration.GraceTimeOut = 10
 	globalConfiguration.LogLevel = "ERROR"
+	globalConfiguration.ProvidersThrottleDuration = time.Duration(2 * time.Second)
 
 	return globalConfiguration
 }
@@ -100,3 +103,10 @@ func NewLoadBalancerMethod(loadBalancer *LoadBalancer) (LoadBalancerMethod, erro
 }
 
 var ErrInvalidLoadBalancerMethod = errors.New("Invalid method, using default")
+
+type configMessage struct {
+	providerName  string
+	configuration *Configuration
+}
+
+type configs map[string]*Configuration

docker.go

@@ -8,6 +8,7 @@ import (
 	"text/template"
 	"time"
 
+	"fmt"
 	"github.com/BurntSushi/toml"
 	"github.com/BurntSushi/ty/fun"
 	log "github.com/Sirupsen/logrus"
@@ -73,18 +74,14 @@ func (provider *DockerProvider) Provide(configurationChan chan<- configMessage)
 func (provider *DockerProvider) loadDockerConfig(dockerClient *docker.Client) *Configuration {
 	var DockerFuncMap = template.FuncMap{
 		"getBackend": func(container docker.Container) string {
-			for key, value := range container.Config.Labels {
-				if key == "traefik.backend" {
-					return value
-				}
+			if label, err := provider.getLabel(container, "traefik.backend"); err == nil {
+				return label
 			}
-			return getHost(container)
+			return provider.getEscapedName(container.Name)
 		},
 		"getPort": func(container docker.Container) string {
-			for key, value := range container.Config.Labels {
-				if key == "traefik.port" {
-					return value
-				}
+			if label, err := provider.getLabel(container, "traefik.port"); err == nil {
+				return label
 			}
 			for key := range container.NetworkSettings.Ports {
 				return key.Port()
@@ -92,30 +89,33 @@ func (provider *DockerProvider) loadDockerConfig(dockerClient *docker.Client) *C
 			return ""
 		},
 		"getWeight": func(container docker.Container) string {
-			for key, value := range container.Config.Labels {
-				if key == "traefik.weight" {
-					return value
-				}
+			if label, err := provider.getLabel(container, "traefik.weight"); err == nil {
+				return label
 			}
 			return "0"
 		},
 		"getDomain": func(container docker.Container) string {
-			for key, value := range container.Config.Labels {
-				if key == "traefik.domain" {
-					return value
-				}
+			if label, err := provider.getLabel(container, "traefik.domain"); err == nil {
+				return label
 			}
 			return provider.Domain
 		},
+		"getProtocol": func(container docker.Container) string {
+			if label, err := provider.getLabel(container, "traefik.protocol"); err == nil {
+				return label
+			}
+			return "http"
+		},
+		"getFrontendValue": provider.GetFrontendValue,
+		"getFrontendRule":  provider.GetFrontendRule,
 		"replace": func(s1 string, s2 string, s3 string) string {
 			return strings.Replace(s3, s1, s2, -1)
 		},
-		"getHost": getHost,
 	}
 	configuration := new(Configuration)
 	containerList, _ := dockerClient.ListContainers(docker.ListContainersOptions{})
 	containersInspected := []docker.Container{}
-	hosts := map[string][]docker.Container{}
+	frontends := map[string][]docker.Container{}
 
 	// get inspect containers
 	for _, container := range containerList {
@@ -138,20 +138,26 @@ func (provider *DockerProvider) loadDockerConfig(dockerClient *docker.Client) *C
 			log.Debugf("Filtering disabled container %s", container.Name)
 			return false
 		}
+
+		if _, err := provider.getLabels(container, []string{"traefik.frontend.rule", "traefik.frontend.value"}); err != nil {
+			log.Debugf("Filtering bad labeled container %s", container.Name)
+			return false
+		}
+
 		return true
 	}, containersInspected).([]docker.Container)
 
 	for _, container := range filteredContainers {
-		hosts[getHost(container)] = append(hosts[getHost(container)], container)
+		frontends[provider.getFrontendName(container)] = append(frontends[provider.getFrontendName(container)], container)
 	}
 
 	templateObjects := struct {
 		Containers []docker.Container
-		Hosts      map[string][]docker.Container
+		Frontends  map[string][]docker.Container
 		Domain     string
 	}{
 		filteredContainers,
-		hosts,
+		frontends,
 		provider.Domain,
 	}
 	tmpl := template.New(provider.Filename).Funcs(DockerFuncMap)
@@ -162,7 +168,7 @@ func (provider *DockerProvider) loadDockerConfig(dockerClient *docker.Client) *C
 			return nil
 		}
 	} else {
-		buf, err := Asset("providerTemplates/docker.tmpl")
+		buf, err := Asset("templates/docker.tmpl")
 		if err != nil {
 			log.Error("Error reading file", err)
 		}
@@ -181,17 +187,53 @@ func (provider *DockerProvider) loadDockerConfig(dockerClient *docker.Client) *C
 	}
 
 	if _, err := toml.Decode(buffer.String(), configuration); err != nil {
-		log.Error("Error creating docker configuration", err)
+		log.Error("Error creating docker configuration ", err)
 		return nil
 	}
 	return configuration
 }
 
-func getHost(container docker.Container) string {
+func (provider *DockerProvider) getFrontendName(container docker.Container) string {
+	// Replace '.' with '-' in quoted keys because of this issue https://github.com/BurntSushi/toml/issues/78
+	frontendName := fmt.Sprintf("%s-%s", provider.GetFrontendRule(container), provider.GetFrontendValue(container))
+	return strings.Replace(frontendName, ".", "-", -1)
+}
+
+func (provider *DockerProvider) getEscapedName(name string) string {
+	return strings.Replace(name, "/", "", -1)
+}
+
+func (provider *DockerProvider) getLabel(container docker.Container, label string) (string, error) {
 	for key, value := range container.Config.Labels {
-		if key == "traefik.host" {
-			return value
+		if key == label {
+			return value, nil
 		}
 	}
-	return strings.Replace(strings.Replace(container.Name, "/", "", -1), ".", "-", -1)
+	return "", errors.New("Label not found:" + label)
+}
+
+func (provider *DockerProvider) getLabels(container docker.Container, labels []string) (map[string]string, error) {
+	foundLabels := map[string]string{}
+	for _, label := range labels {
+		if foundLabel, err := provider.getLabel(container, label); err != nil {
+			return nil, errors.New("Label not found: " + label)
+		} else {
+			foundLabels[label] = foundLabel
+		}
+	}
+	return foundLabels, nil
+}
+
+func (provider *DockerProvider) GetFrontendValue(container docker.Container) string {
+	if label, err := provider.getLabel(container, "traefik.frontend.value"); err == nil {
+		return label
+	}
+	return provider.getEscapedName(container.Name) + "." + provider.Domain
+}
+
+func (provider *DockerProvider) GetFrontendRule(container docker.Container) string {
+	if label, err := provider.getLabel(container, "traefik.frontend.rule"); err == nil {
+		return label
+	}
+	return "Host"
 }

docs/index.md

@@ -25,7 +25,7 @@ It supports several backends ([Docker :whale:](https://www.docker.com/), [Mesos/
 
 Basically, Træfɪk is a http router, which sends traffic from frontends to http backends, following rules you have configured.
 
-### Frontends
+### <a id="frontends"></a> Frontends
 
 Frontends can be defined using the following rules:
 
@@ -107,6 +107,16 @@ For example:
 #
 # CertFile = "traefik.crt"
 # KeyFile = "traefik.key"
+
+# Backends throttle duration: minimum duration between 2 events from providers
+# before applying a new configuration. It avoids unnecessary reloads if multiples events
+# are sent in a short amount of time.
+#
+# Optional
+# Default: "2s"
+#
+# ProvidersThrottleDuration = "5s"
+
 ```
 
 
@@ -397,11 +407,14 @@ Labels can be used on containers to override default behaviour:
 
 - `traefik.backend=foo`: assign the container to `foo` backend
 - `traefik.port=80`: register this port. Useful when the container exposes multiples ports.
+- `traefik.protocol=https`: override the default `http` protocol
 - `traefik.weight=10`: assign this weight to the container
 - `traefik.enable=false`: disable this container in Træfɪk
-- `traefik.host=bar`: override the default routing from `{containerName}.{domain}` to `bar.{domain}`
+- `traefik.frontend.rule=Host`: override the default frontend rule (Default: Host). See [frontends](#frontends).
+- `traefik.frontend.value=test.example.com`: override the default frontend value (Default: `{containerName}.{domain}`) See [frontends](#frontends).
 * `traefik.domain=traefik.localhost`: override the default domain
 
+
 ## <a id="marathon"></a> Marathon backend
 
 Træfɪk can be configured to use Marathon as a backend configuration:
@@ -456,10 +469,11 @@ Labels can be used on containers to override default behaviour:
 
 - `traefik.backend=foo`: assign the application to `foo` backend
 - `traefik.port=80`: register this port. Useful when the application exposes multiples ports.
+- `traefik.protocol=https`: override the default `http` protocol
 - `traefik.weight=10`: assign this weight to the application
 - `traefik.enable=false`: disable this application in Træfɪk
-- `traefik.host=bar`: override the default routing from `{appName}.{domain}` to `bar.{domain}`
-- `traefik.prefixes=pf1,pf2`: use `PathPrefix(es)` instead of hostname for routing, use `filename="providerTemplates/marathon-prefix.tmpl"` with this option
+- `traefik.frontend.rule=Host`: override the default frontend rule (Default: Host). See [frontends](#frontends).
+- `traefik.frontend.value=test.example.com`: override the default frontend value (Default: `{appName}.{domain}`) See [frontends](#frontends).
 * `traefik.domain=traefik.localhost`: override the default domain
 
 ## <a id="consul"></a> Consul backend

generate.go

@@ -4,6 +4,9 @@ Copyright
 
 //go:generate go get github.com/jteeuwen/go-bindata/...
 //go:generate rm -vf gen.go
-//go:generate go-bindata -o gen.go static/... templates/... providerTemplates/...
+//go:generate go-bindata -o gen.go static/... templates/...
+
+//go:generate mkdir -p vendor/github.com/docker/docker/autogen/dockerversion
+//go:generate cp script/dockerversion vendor/github.com/docker/docker/autogen/dockerversion/dockerversion.go
 
 package main

glide.yaml

@@ -1,81 +1,11 @@
 package: main
 import:
-  - package: github.com/mailgun/timetools
-    ref:     fd192d755b00c968d312d23f521eb0cdc6f66bd0
   - package: github.com/coreos/go-etcd
     ref:     cc90c7b091275e606ad0ca7102a23fb2072f3f5e
     subpackages:
       - etcd
-  - package: github.com/davecgh/go-spew
-    ref:     2df174808ee097f90d259e432cc04442cf60be21
-    subpackages:
-      - spew
-  - package: gopkg.in/fsnotify.v1
-    ref:     96c060f6a6b7e0d6f75fddd10efeaca3e5d1bcb0
-  - package: github.com/BurntSushi/ty
-    ref:     6add9cd6ad42d389d6ead1dde60b4ad71e46fd74
-  - package: github.com/hashicorp/consul
-    ref:     de080672fee9e6104572eeea89eccdca135bb918
-    subpackages:
-      - api
-  - package: github.com/alecthomas/template
-    ref:     b867cc6ab45cece8143cfcc6fc9c77cf3f2c23c0
-  - package: github.com/thoas/stats
-    ref:     54ed61c2b47e263ae2f01b86837b0c4bd1da28e8
-  - package: github.com/vdemeester/shakers
-    ref:     8fe734f75f3a70b651cbfbf8a55a009da09e8dc5
-  - package: github.com/samuel/go-zookeeper
-    ref:     fa6674abf3f4580b946a01bf7a1ce4ba8766205b
-    subpackages:
-      - zk
-  - package: github.com/alecthomas/units
-    ref:     6b4e7dc5e3143b85ea77909c72caf89416fc2915
-  - package: github.com/unrolled/render
-    ref:     26b4e3aac686940fe29521545afad9966ddfc80c
-  - package: github.com/flynn/go-shlex
-    ref:     3f9db97f856818214da2e1057f8ad84803971cff
-  - package: github.com/fsouza/go-dockerclient
-    ref:     0239034d42f665efa17fd77c39f891c2f9f32922
-  - package: github.com/codegangsta/negroni
-    ref:     c7477ad8e330bef55bf1ebe300cf8aa67c492d1b
-  - package: gopkg.in/yaml.v2
-    ref:     7ad95dd0798a40da1ccdff6dff35fd177b5edf40
-  - package: github.com/opencontainers/runc
-    ref:     4ab132458fc3e9dbeea624153e0331952dc4c8d5
-    subpackages:
-      - libcontainer/user
-  - package: github.com/boltdb/bolt
-    ref:     51f99c862475898df9773747d3accd05a7ca33c1
-  - package: github.com/docker/libtrust
-    ref:     9cbd2a1374f46905c68a4eb3694a130610adc62a
-  - package: github.com/elazarl/go-bindata-assetfs
-    ref:     d5cac425555ca5cf00694df246e04f05e6a55150
   - package: github.com/docker/distribution
     ref:     9038e48c3b982f8e82281ea486f078a73731ac4e
-  - package: github.com/BurntSushi/toml
-    ref:     bd2bdf7f18f849530ef7a1c29a4290217cab32a1
-  - package: github.com/samalba/dockerclient
-    ref:     cfb489c624b635251a93e74e1e90eb0959c5367f
-  - package: gopkg.in/check.v1
-    ref:     11d3bc7aa68e238947792f30573146a3231fc0f1
-  - package: gopkg.in/alecthomas/kingpin.v2
-    ref:     639879d6110b1b0409410c7b737ef0bb18325038
-  - package: github.com/Sirupsen/logrus
-    ref:     418b41d23a1bf978c06faea5313ba194650ac088
-  - package: golang.org/x/net
-    ref:     d9558e5c97f85372afee28cf2b6059d7d3818919
-    subpackages:
-      - context
-  - package: gopkg.in/mgo.v2
-    ref:     22287bab4379e1fbf6002fb4eb769888f3fb224c
-    subpackages:
-      - bson
-  - package: github.com/gambol99/go-marathon
-    ref:     0ba31bcb0d7633ba1888d744c42990eb15281cf1
-  - package: github.com/mailgun/manners
-    ref:     37136f736785d7c6aa3b9a27b4b2dd1028ca6d79
-  - package: github.com/gorilla/handlers
-    ref:     40694b40f4a928c062f56849989d3e9cd0570e5f
   - package: github.com/mailgun/log
     ref:     44874009257d4d47ba9806f1b7f72a32a015e4d8
   - package: github.com/mailgun/oxy
@@ -86,6 +16,54 @@ import:
       - memmetrics
       - roundrobin
       - utils
+  - package: github.com/hashicorp/consul
+    ref:     de080672fee9e6104572eeea89eccdca135bb918
+    subpackages:
+      - api
+  - package: github.com/samuel/go-zookeeper
+    ref:     fa6674abf3f4580b946a01bf7a1ce4ba8766205b
+    subpackages:
+      - zk
+  - package: github.com/docker/libtrust
+    ref:     9cbd2a1374f46905c68a4eb3694a130610adc62a
+  - package: gopkg.in/check.v1
+    ref:     11d3bc7aa68e238947792f30573146a3231fc0f1
+  - package: golang.org/x/net
+    ref:     d9558e5c97f85372afee28cf2b6059d7d3818919
+    subpackages:
+      - context
+  - package: github.com/gorilla/handlers
+    ref:     40694b40f4a928c062f56849989d3e9cd0570e5f
+  - package: github.com/docker/libkv
+    ref:     3732f7ff1b56057c3158f10bceb1e79133025373
+  - package: github.com/alecthomas/template
+    ref:     b867cc6ab45cece8143cfcc6fc9c77cf3f2c23c0
+  - package: github.com/vdemeester/shakers
+    ref:     8fe734f75f3a70b651cbfbf8a55a009da09e8dc5
+  - package: github.com/alecthomas/units
+    ref:     6b4e7dc5e3143b85ea77909c72caf89416fc2915
+  - package: github.com/gambol99/go-marathon
+    ref:     0ba31bcb0d7633ba1888d744c42990eb15281cf1
+  - package: github.com/mailgun/predicate
+    ref:     cb0bff91a7ab7cf7571e661ff883fc997bc554a3
+  - package: github.com/thoas/stats
+    ref:     54ed61c2b47e263ae2f01b86837b0c4bd1da28e8
+  - package: github.com/samalba/dockerclient
+    ref:     cfb489c624b635251a93e74e1e90eb0959c5367f
+  - package: github.com/Sirupsen/logrus
+    ref:     418b41d23a1bf978c06faea5313ba194650ac088
+  - package: github.com/unrolled/render
+    ref:     26b4e3aac686940fe29521545afad9966ddfc80c
+  - package: github.com/flynn/go-shlex
+    ref:     3f9db97f856818214da2e1057f8ad84803971cff
+  - package: github.com/fsouza/go-dockerclient
+    ref:     0239034d42f665efa17fd77c39f891c2f9f32922
+  - package: github.com/boltdb/bolt
+    ref:     51f99c862475898df9773747d3accd05a7ca33c1
+  - package: gopkg.in/mgo.v2
+    ref:     22287bab4379e1fbf6002fb4eb769888f3fb224c
+    subpackages:
+      - bson
   - package: github.com/docker/docker
     ref:     f39987afe8d611407887b3094c03d6ba6a766a67
     subpackages:
@@ -125,6 +103,26 @@ import:
       - runconfig
       - utils
       - volume
+  - package: github.com/mailgun/timetools
+    ref:     fd192d755b00c968d312d23f521eb0cdc6f66bd0
+  - package: github.com/codegangsta/negroni
+    ref:     c7477ad8e330bef55bf1ebe300cf8aa67c492d1b
+  - package: gopkg.in/yaml.v2
+    ref:     7ad95dd0798a40da1ccdff6dff35fd177b5edf40
+  - package: github.com/opencontainers/runc
+    ref:     4ab132458fc3e9dbeea624153e0331952dc4c8d5
+    subpackages:
+      - libcontainer/user
+  - package: github.com/gorilla/mux
+    ref:     f15e0c49460fd49eebe2bcc8486b05d1bef68d3a
+  - package: github.com/BurntSushi/ty
+    ref:     6add9cd6ad42d389d6ead1dde60b4ad71e46fd74
+  - package: github.com/elazarl/go-bindata-assetfs
+    ref:     d5cac425555ca5cf00694df246e04f05e6a55150
+  - package: github.com/BurntSushi/toml
+    ref:     bd2bdf7f18f849530ef7a1c29a4290217cab32a1
+  - package: gopkg.in/alecthomas/kingpin.v2
+    ref:     639879d6110b1b0409410c7b737ef0bb18325038
   - package: github.com/docker/libcompose
     ref:     79ef5d150f053a5b12f16b02d8844ed7cf33611a
     subpackages:
@@ -135,13 +133,12 @@ import:
       - utils
   - package: github.com/cenkalti/backoff
     ref:     4dc77674aceaabba2c7e3da25d4c823edfb73f99
+  - package: gopkg.in/fsnotify.v1
+    ref:     96c060f6a6b7e0d6f75fddd10efeaca3e5d1bcb0
+  - package: github.com/mailgun/manners
+    ref:     37136f736785d7c6aa3b9a27b4b2dd1028ca6d79
   - package: github.com/gorilla/context
     ref:     215affda49addc4c8ef7e2534915df2c8c35c6cd
-  - package: github.com/docker/libkv
-    ref:     3732f7ff1b56057c3158f10bceb1e79133025373
   - package: github.com/codahale/hdrhistogram
     ref:     954f16e8b9ef0e5d5189456aa4c1202758e04f17
-  - package: github.com/mailgun/predicate
-    ref:     cb0bff91a7ab7cf7571e661ff883fc997bc554a3
-  - package: github.com/gorilla/mux
-    ref:     f15e0c49460fd49eebe2bcc8486b05d1bef68d3a
+  - package: github.com/gorilla/websocket

integration/file_test.go

@@ -15,7 +15,23 @@ func (s *FileSuite) TestSimpleConfiguration(c *check.C) {
 	c.Assert(err, checker.IsNil)
 
 	time.Sleep(500 * time.Millisecond)
-	// TODO validate : run on 80
+	resp, err := http.Get("http://127.0.0.1/")
+
+	// Expected a 404 as we did not configure anything
+	c.Assert(err, checker.IsNil)
+	c.Assert(resp.StatusCode, checker.Equals, 404)
+
+	killErr := cmd.Process.Kill()
+	c.Assert(killErr, checker.IsNil)
+}
+
+// #56 regression test, make sure it does not fail
+func (s *FileSuite) TestSimpleConfigurationNoPanic(c *check.C) {
+	cmd := exec.Command(traefikBinary, "fixtures/file/56-simple-panic.toml")
+	err := cmd.Start()
+	c.Assert(err, checker.IsNil)
+
+	time.Sleep(500 * time.Millisecond)
 	resp, err := http.Get("http://127.0.0.1/")
 
 	// Expected a 404 as we did not configure anything

integration/fixtures/file/56-simple-panic.toml

@@ -0,0 +1,11 @@
+# Reverse proxy port
+#
+# Optional
+# Default: ":80"
+#
+# port = ":80"
+#
+# LogLevel
+logLevel = "DEBUG"
+
+[file]

integration/marathon_test.go

@@ -10,7 +10,7 @@ import (
 )
 
 func (s *MarathonSuite) TestSimpleConfiguration(c *check.C) {
-	cmd := exec.Command(traefikBinary, "fixtures/consul/simple.toml")
+	cmd := exec.Command(traefikBinary, "fixtures/marathon/simple.toml")
 	err := cmd.Start()
 	c.Assert(err, checker.IsNil)
 
@@ -18,7 +18,7 @@ func (s *MarathonSuite) TestSimpleConfiguration(c *check.C) {
 	// TODO validate : run on 80
 	resp, err := http.Get("http://127.0.0.1/")
 
-	// Expected a 404 as we did not comfigure anything
+	// Expected a 404 as we did not configure anything
 	c.Assert(err, checker.IsNil)
 	c.Assert(resp.StatusCode, checker.Equals, 404)
 

kv.go

@@ -88,6 +88,7 @@ func (provider *KvProvider) provide(configurationChan chan<- configMessage) erro
 		[]string{provider.Endpoint},
 		&store.Config{
 			ConnectionTimeout: 30 * time.Second,
+			Bucket:            "traefik",
 		},
 	)
 	if err != nil {
@@ -166,7 +167,7 @@ func (provider *KvProvider) loadConfig() *Configuration {
 			return nil
 		}
 	} else {
-		buf, err := Asset("providerTemplates/kv.tmpl")
+		buf, err := Asset("templates/kv.tmpl")
 		if err != nil {
 			log.Error("Error reading file", err)
 		}

marathon.go

@@ -6,6 +6,7 @@ import (
 	"strings"
 	"text/template"
 
+	"errors"
 	"github.com/BurntSushi/toml"
 	"github.com/BurntSushi/ty/fun"
 	log "github.com/Sirupsen/logrus"
@@ -62,41 +63,39 @@ func (provider *MarathonProvider) loadMarathonConfig() *Configuration {
 			}
 			return ""
 		},
-		"getHost": func(application marathon.Application) string {
-			for key, value := range application.Labels {
-				if key == "traefik.host" {
-					return value
-				}
+		"getWeight": func(task marathon.Task, applications []marathon.Application) string {
+			application, errApp := getApplication(task, applications)
+			if errApp != nil {
+				log.Errorf("Unable to get marathon application from task %s", task.AppID)
+				return "0"
 			}
-			return strings.Replace(application.ID, "/", "", 1)
-		},
-		"getWeight": func(application marathon.Application) string {
-			for key, value := range application.Labels {
-				if key == "traefik.weight" {
-					return value
-				}
+			if label, err := provider.getLabel(application, "traefik.weight"); err == nil {
+				return label
 			}
 			return "0"
 		},
 		"getDomain": func(application marathon.Application) string {
-			for key, value := range application.Labels {
-				if key == "traefik.domain" {
-					return value
-				}
+			if label, err := provider.getLabel(application, "traefik.domain"); err == nil {
+				return label
 			}
 			return provider.Domain
 		},
-		"getPrefixes": func(application marathon.Application) ([]string, error) {
-			for key, value := range application.Labels {
-				if key == "traefik.prefixes" {
-					return strings.Split(value, ","), nil
-				}
-			}
-			return []string{}, nil
-		},
 		"replace": func(s1 string, s2 string, s3 string) string {
 			return strings.Replace(s3, s1, s2, -1)
 		},
+		"getProtocol": func(task marathon.Task, applications []marathon.Application) string {
+			application, errApp := getApplication(task, applications)
+			if errApp != nil {
+				log.Errorf("Unable to get marathon application from task %s", task.AppID)
+				return "http"
+			}
+			if label, err := provider.getLabel(application, "traefik.protocol"); err == nil {
+				return label
+			}
+			return "http"
+		},
+		"getFrontendValue": provider.GetFrontendValue,
+		"getFrontendRule":  provider.GetFrontendRule,
 	}
 	configuration := new(Configuration)
 
@@ -118,8 +117,8 @@ func (provider *MarathonProvider) loadMarathonConfig() *Configuration {
 			log.Debug("Filtering marathon task without port", task.AppID)
 			return false
 		}
-		application := getApplication(task, applications.Apps)
-		if application == nil {
+		application, errApp := getApplication(task, applications.Apps)
+		if errApp != nil {
 			log.Errorf("Unable to get marathon application from task %s", task.AppID)
 			return false
 		}
@@ -167,7 +166,7 @@ func (provider *MarathonProvider) loadMarathonConfig() *Configuration {
 			return nil
 		}
 	} else {
-		buf, err := Asset("providerTemplates/marathon.tmpl")
+		buf, err := Asset("templates/marathon.tmpl")
 		if err != nil {
 			log.Error("Error reading file", err)
 		}
@@ -194,11 +193,38 @@ func (provider *MarathonProvider) loadMarathonConfig() *Configuration {
 	return configuration
 }
 
-func getApplication(task marathon.Task, apps []marathon.Application) *marathon.Application {
+func getApplication(task marathon.Task, apps []marathon.Application) (marathon.Application, error) {
 	for _, application := range apps {
 		if application.ID == task.AppID {
-			return &application
+			return application, nil
 		}
 	}
-	return nil
+	return marathon.Application{}, errors.New("Application not found: " + task.AppID)
+}
+
+func (provider *MarathonProvider) getLabel(application marathon.Application, label string) (string, error) {
+	for key, value := range application.Labels {
+		if key == label {
+			return value, nil
+		}
+	}
+	return "", errors.New("Label not found:" + label)
+}
+
+func (provider *MarathonProvider) getEscapedName(name string) string {
+	return strings.Replace(name, "/", "", -1)
+}
+
+func (provider *MarathonProvider) GetFrontendValue(application marathon.Application) string {
+	if label, err := provider.getLabel(application, "traefik.frontend.value"); err == nil {
+		return label
+	}
+	return provider.getEscapedName(application.ID) + "." + provider.Domain
+}
+
+func (provider *MarathonProvider) GetFrontendRule(application marathon.Application) string {
+	if label, err := provider.getLabel(application, "traefik.frontend.rule"); err == nil {
+		return label
+	}
+	return "Host"
 }

middlewares/websocket.go

@@ -0,0 +1,52 @@
+/*
+Copyright
+*/
+package middlewares
+
+import (
+	log "github.com/Sirupsen/logrus"
+	"github.com/mailgun/oxy/roundrobin"
+	"net/http"
+	"strings"
+	"time"
+)
+
+type WebsocketUpgrader struct {
+	rr *roundrobin.RoundRobin
+}
+
+func NewWebsocketUpgrader(rr *roundrobin.RoundRobin) *WebsocketUpgrader {
+	wu := WebsocketUpgrader{
+		rr: rr,
+	}
+	return &wu
+}
+
+func (u *WebsocketUpgrader) ServeHTTP(w http.ResponseWriter, req *http.Request) {
+	// If request is websocket, serve with golang websocket server to do protocol handshake
+	if strings.Join(req.Header["Upgrade"], "") == "websocket" {
+		start := time.Now().UTC()
+		url, err := u.rr.NextServer()
+		if err != nil {
+			log.Errorf("Can't round robin in websocket middleware")
+			return
+		}
+		log.Debugf("Websocket forward to %s", url.String())
+		NewProxy(url).ServeHTTP(w, req)
+
+		if req.TLS != nil {
+			log.Debugf("Round trip: %v, duration: %v tls:version: %x, tls:resume:%t, tls:csuite:%x, tls:server:%v",
+				req.URL, time.Now().UTC().Sub(start),
+				req.TLS.Version,
+				req.TLS.DidResume,
+				req.TLS.CipherSuite,
+				req.TLS.ServerName)
+		} else {
+			log.Debugf("Round trip: %v, duration: %v",
+				req.URL, time.Now().UTC().Sub(start))
+		}
+
+		return
+	}
+	u.rr.ServeHTTP(w, req)
+}

middlewares/websocketproxy.go

@@ -0,0 +1,179 @@
+package middlewares
+
+import (
+	"io"
+	"net"
+	"net/http"
+	"net/url"
+	"strings"
+
+	log "github.com/Sirupsen/logrus"
+	"github.com/gorilla/websocket"
+)
+
+// Original developpement made by https://github.com/koding/websocketproxy
+var (
+	// DefaultUpgrader specifies the parameters for upgrading an HTTP
+	// connection to a WebSocket connection.
+	DefaultUpgrader = &websocket.Upgrader{
+		ReadBufferSize:  1024,
+		WriteBufferSize: 1024,
+	}
+
+	// DefaultDialer is a dialer with all fields set to the default zero values.
+	DefaultDialer = websocket.DefaultDialer
+)
+
+// WebsocketProxy is an HTTP Handler that takes an incoming WebSocket
+// connection and proxies it to another server.
+type WebsocketProxy struct {
+	// Backend returns the backend URL which the proxy uses to reverse proxy
+	// the incoming WebSocket connection. Request is the initial incoming and
+	// unmodified request.
+	Backend func(*http.Request) *url.URL
+
+	// Upgrader specifies the parameters for upgrading a incoming HTTP
+	// connection to a WebSocket connection. If nil, DefaultUpgrader is used.
+	Upgrader *websocket.Upgrader
+
+	//  Dialer contains options for connecting to the backend WebSocket server.
+	//  If nil, DefaultDialer is used.
+	Dialer *websocket.Dialer
+}
+
+// ProxyHandler returns a new http.Handler interface that reverse proxies the
+// request to the given target.
+func ProxyHandler(target *url.URL) http.Handler {
+	return http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
+		NewProxy(target).ServeHTTP(rw, req)
+	})
+}
+
+// NewProxy returns a new Websocket reverse proxy that rewrites the
+// URL's to the scheme, host and base path provider in target.
+func NewProxy(target *url.URL) *WebsocketProxy {
+	backend := func(r *http.Request) *url.URL {
+		// Shallow copy
+		u := *target
+		u.Fragment = r.URL.Fragment
+		u.Path = r.URL.Path
+		u.RawQuery = r.URL.RawQuery
+		rurl := u.String()
+		if strings.HasPrefix(rurl, "http") {
+			u.Scheme = "ws"
+		}
+		if strings.HasPrefix(rurl, "https") {
+			u.Scheme = "wss"
+		}
+		return &u
+	}
+	return &WebsocketProxy{Backend: backend}
+}
+
+// ServeHTTP implements the http.Handler that proxies WebSocket connections.
+func (w *WebsocketProxy) ServeHTTP(rw http.ResponseWriter, req *http.Request) {
+	if w.Backend == nil {
+		log.Errorf("Websocketproxy: backend function is not defined")
+		http.Error(rw, "Backend not found", http.StatusInternalServerError)
+		http.NotFound(rw, req)
+		return
+	}
+
+	backendURL := w.Backend(req)
+	if backendURL == nil {
+		log.Errorf("Websocketproxy: backend URL is nil")
+		http.Error(rw, "Backend URL is nil", http.StatusInternalServerError)
+		return
+	}
+
+	dialer := w.Dialer
+	if w.Dialer == nil {
+		dialer = DefaultDialer
+	}
+
+	// Pass headers from the incoming request to the dialer to forward them to
+	// the final destinations.
+	requestHeader := http.Header{}
+	requestHeader.Add("Origin", req.Header.Get("Origin"))
+	for _, prot := range req.Header[http.CanonicalHeaderKey("Sec-WebSocket-Protocol")] {
+		requestHeader.Add("Sec-WebSocket-Protocol", prot)
+	}
+	for _, cookie := range req.Header[http.CanonicalHeaderKey("Cookie")] {
+		requestHeader.Add("Cookie", cookie)
+	}
+	for _, auth := range req.Header[http.CanonicalHeaderKey("Authorization")] {
+		requestHeader.Add("Authorization", auth)
+	}
+
+	// Pass X-Forwarded-For headers too, code below is a part of
+	// httputil.ReverseProxy. See http://en.wikipedia.org/wiki/X-Forwarded-For
+	// for more information
+	// TODO: use RFC7239 http://tools.ietf.org/html/rfc7239
+	if clientIP, _, err := net.SplitHostPort(req.RemoteAddr); err == nil {
+		// If we aren't the first proxy retain prior
+		// X-Forwarded-For information as a comma+space
+		// separated list and fold multiple headers into one.
+		if prior, ok := req.Header["X-Forwarded-For"]; ok {
+			clientIP = strings.Join(prior, ", ") + ", " + clientIP
+		}
+		requestHeader.Set("X-Forwarded-For", clientIP)
+	}
+
+	// Set the originating protocol of the incoming HTTP request. The SSL might
+	// be terminated on our site and because we doing proxy adding this would
+	// be helpful for applications on the backend.
+	requestHeader.Set("X-Forwarded-Proto", "http")
+	if req.TLS != nil {
+		requestHeader.Set("X-Forwarded-Proto", "https")
+	}
+
+	//frontend Origin != backend Origin
+	requestHeader.Del("Origin")
+
+	// Connect to the backend URL, also pass the headers we get from the requst
+	// together with the Forwarded headers we prepared above.
+	// TODO: support multiplexing on the same backend connection instead of
+	// opening a new TCP connection time for each request. This should be
+	// optional:
+	// http://tools.ietf.org/html/draft-ietf-hybi-websocket-multiplexing-01
+	connBackend, resp, err := dialer.Dial(backendURL.String(), requestHeader)
+	if err != nil {
+		log.Errorf("Websocketproxy: couldn't dial to remote backend url %s, %s, %+v", backendURL.String(), err, resp)
+		http.Error(rw, "Remote backend unreachable", http.StatusBadGateway)
+		return
+	}
+	defer connBackend.Close()
+
+	upgrader := w.Upgrader
+	if w.Upgrader == nil {
+		upgrader = DefaultUpgrader
+	}
+
+	// Only pass those headers to the upgrader.
+	upgradeHeader := http.Header{}
+	upgradeHeader.Set("Sec-WebSocket-Protocol",
+		resp.Header.Get(http.CanonicalHeaderKey("Sec-WebSocket-Protocol")))
+	upgradeHeader.Set("Set-Cookie",
+		resp.Header.Get(http.CanonicalHeaderKey("Set-Cookie")))
+
+	// Now upgrade the existing incoming request to a WebSocket connection.
+	// Also pass the header that we gathered from the Dial handshake.
+	connPub, err := upgrader.Upgrade(rw, req, upgradeHeader)
+	if err != nil {
+		log.Errorf("Websocketproxy: couldn't upgrade %s", err)
+		http.NotFound(rw, req)
+		return
+	}
+	defer connPub.Close()
+
+	errc := make(chan error, 2)
+	cp := func(dst io.Writer, src io.Reader) {
+		_, err := io.Copy(dst, src)
+		errc <- err
+	}
+
+	// Start our proxy now, everything is ready...
+	go cp(connBackend.UnderlyingConn(), connPub.UnderlyingConn())
+	go cp(connPub.UnderlyingConn(), connBackend.UnderlyingConn())
+	<-errc
+}

providerTemplates/docker.tmpl

@@ -1,14 +0,0 @@
-[backends]{{range .Containers}}
-    [backends.backend-{{getBackend .}}.servers.server-{{.Name | replace "/" "" | replace "." "-"}}]
-    url = "http://{{.NetworkSettings.IPAddress}}:{{getPort .}}"
-    weight = {{getWeight .}}
-{{end}}
-
-[frontends]{{range $host, $containers := .Hosts}}
-  [frontends.frontend-{{$host}}]
-  {{$container := index $containers 0}}
-  backend = "backend-{{getBackend $container}}"
-    [frontends.frontend-{{$host}}.routes.route-host-{{$host}}]
-    rule = "Host"
-    value = "{{$host}}.{{getDomain $container}}"
-{{end}}

providerTemplates/marathon-prefix.tmpl

@@ -1,27 +0,0 @@
-{{$apps := .Applications}}
-[backends]{{range .Tasks}}
-    [backends.backend{{.AppID | replace "/" "-"}}.servers.server-{{.ID | replace "." "-"}}]
-    url = "http://{{.Host}}:{{getPort .}}"
-    {{$appID := .AppID}}
-    {{range $apps}}
-    {{if eq $appID .ID}}
-    weight = {{getWeight .}}
-    {{end}}
-    {{end}}
-{{end}}
-
-[frontends]{{ range $app := .Applications}}
-  {{range $prefix := getPrefixes .}}
-  [frontends.frontend{{$app.ID | replace "/" "-"}}{{$prefix | replace "/" "-"}}]
-  backend = "backend{{$app.ID | replace "/" "-"}}"
-    [frontends.frontend-{{getHost $app | replace "/" "-"}}{{$prefix | replace "/" "-"}}.routes.route-prefix{{$prefix | replace "/" "-"}}]
-    rule = "PathPrefix"
-    value = "{{.}}"
-    {{else}}
-  [frontends.frontend{{.ID | replace "/" "-"}}]
-  backend = "backend{{.ID | replace "/" "-"}}"
-    [frontends.frontend-{{getHost $app | replace "/" "-"}}.routes.route-host-{{getHost $app | replace "/" "-"}}]
-    rule = "Host"
-    value = "{{getHost $app | replace "/" "-"}}.{{getDomain .}}"
-    {{end}}
-{{end}}

providerTemplates/marathon.tmpl

@@ -1,19 +0,0 @@
-{{$apps := .Applications}}
-[backends]{{range .Tasks}}
-    [backends.backend{{.AppID | replace "/" "-"}}.servers.server-{{.ID | replace "." "-"}}]
-    url = "http://{{.Host}}:{{getPort .}}"
-    {{$appID := .AppID}}
-    {{range $apps}}
-    {{if eq $appID .ID}}
-    weight = {{getWeight .}}
-    {{end}}
-    {{end}}
-{{end}}
-
-[frontends]{{range .Applications}}
-  [frontends.frontend{{.ID | replace "/" "-"}}]
-  backend = "backend{{.ID | replace "/" "-"}}"
-    [frontends.frontend-{{getHost . | replace "/" "-"}}.routes.route-host-{{getHost . | replace "/" "-"}}]
-    rule = "Host"
-    value = "{{getHost . | replace "/" "-"}}.{{getDomain .}}"
-{{end}}

script/binary

@@ -8,6 +8,13 @@ fi
 
 rm -f dist/traefik
 
-# Build binaries
-CGO_ENABLED=0 go build -a -installsuffix nocgo -o dist/traefik .
+if [ -z "$VERSION" ]; then
+    VERSION=$(git rev-parse HEAD)
+fi
 
+if [ -z "$DATE" ]; then
+    DATE=$(date -u '+%Y-%m-%d_%I:%M:%S%p')
+fi
+
+# Build binaries
+CGO_ENABLED=0 go build -ldflags "-X main.Version=$VERSION -X main.BuildDate=$DATE" -a -installsuffix nocgo -o dist/traefik .

script/crossbinary

@@ -20,10 +20,17 @@ else
     OS_ARCH_ARG=($2)
 fi
 
+if [ -z "$VERSION" ]; then
+    VERSION=$(git rev-parse HEAD)
+fi
+
+if [ -z "$DATE" ]; then
+    DATE=$(date -u '+%Y-%m-%d_%I:%M:%S%p')
+fi
+
 # Get rid of existing binaries
 rm -f dist/traefik_*
 
 # Build binaries
-gox "${OS_PLATFORM_ARG[@]}" "${OS_ARCH_ARG[@]}" \
+gox -ldflags "-X main.Version=$VERSION -X main.BuildDate=$DATE" "${OS_PLATFORM_ARG[@]}" "${OS_ARCH_ARG[@]}" \
     -output="dist/traefik_{{.OS}}-{{.Arch}}"
-

script/dockerversion

@@ -0,0 +1,12 @@
+// AUTOGENERATED FILE; see /go/src/github.com/docker/docker/hack/make/.go-autogen
+package dockerversion
+
+var (
+	GITCOMMIT string = "traefik-import"
+	VERSION   string = "traefik-import"
+	BUILDTIME string = "traefik-import"
+
+	IAMSTATIC string = "traefik-import"
+	INITSHA1  string = "traefik-import"
+	INITPATH  string = "traefik-import"
+)

script/make.sh

@@ -5,6 +5,7 @@ set -e
 DEFAULT_BUNDLES=(
 	validate-gofmt
 	validate-govet
+	generate
 	binary
 
 	test-unit

templates/docker.tmpl

@@ -0,0 +1,13 @@
+[backends]{{range .Containers}}
+    [backends.backend-{{getBackend .}}.servers.server-{{.Name | replace "/" "" | replace "." "-"}}]
+    url = "{{getProtocol .}}://{{.NetworkSettings.IPAddress}}:{{getPort .}}"
+    weight = {{getWeight .}}
+{{end}}
+
+[frontends]{{range $frontend, $containers := .Frontends}}
+  [frontends."frontend-{{$frontend}}"]{{$container := index $containers 0}}
+  backend = "backend-{{getBackend $container}}"
+    [frontends."frontend-{{$frontend}}".routes."route-frontend-{{$frontend}}"]
+    rule = "{{getFrontendRule $container}}"
+    value = "{{getFrontendValue $container}}"
+{{end}}

templates/marathon.tmpl

@@ -0,0 +1,14 @@
+{{$apps := .Applications}}
+[backends]{{range .Tasks}}
+    [backends.backend{{.AppID | replace "/" "-"}}.servers.server-{{.ID | replace "." "-"}}]
+    url = "{{getProtocol . $apps}}://{{.Host}}:{{getPort .}}"
+    weight = {{getWeight . $apps}}
+{{end}}
+
+[frontends]{{range .Applications}}
+  [frontends.frontend{{.ID | replace "/" "-"}}]
+  backend = "backend{{.ID | replace "/" "-"}}"
+    [frontends.frontend-{{.ID | replace "/" ""}}.routes.route-host-{{.ID | replace "/" ""}}]
+    rule = "{{getFrontendRule .}}"
+    value = "{{getFrontendValue .}}"
+{{end}}

tests/traefik.crt

@@ -0,0 +1,21 @@
+-----BEGIN CERTIFICATE-----
+MIIDXTCCAkWgAwIBAgIJAPPVb4fq4kkvMA0GCSqGSIb3DQEBCwUAMEUxCzAJBgNV
+BAYTAkFVMRMwEQYDVQQIDApTb21lLVN0YXRlMSEwHwYDVQQKDBhJbnRlcm5ldCBX
+aWRnaXRzIFB0eSBMdGQwHhcNMTUxMDE5MTk0MTU4WhcNMTYxMDE4MTk0MTU4WjBF
+MQswCQYDVQQGEwJBVTETMBEGA1UECAwKU29tZS1TdGF0ZTEhMB8GA1UECgwYSW50
+ZXJuZXQgV2lkZ2l0cyBQdHkgTHRkMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB
+CgKCAQEAsPnpfnUPbQxSu3oq38OaX/Q6LKZ5gnS04F8kREF2RvCDMWiKOWru+hXb
+udkwU7Fx+7BcDBGsnJGFpY23dDcRurxF1DVs1jIFukH/vbYyHE8JQEgvOGSpDEiv
+rfbcxqK8E/VMrI10eXYGxWzaTFWQOND2PAJ1b5JvZrrzc8rfJ7h5Q24GKnw1999t
+hwsZgpUOh9te7fz1M4XxxRRoliMg0oH9EV3P9Yqq635tjWOix8PcnpcqnRKXVDhk
+TcNtE+45RsPoSgM6nkiXt8HP4afaVUAGAzF41kDm94SNexcyk7gyVsLs2cEI61Eu
+mhvpP3z91md+eAa3If7kU1w70WiY1wIDAQABo1AwTjAdBgNVHQ4EFgQUue6v2TkZ
+1oR0ZzEnnxfKdsGuBPMwHwYDVR0jBBgwFoAUue6v2TkZ1oR0ZzEnnxfKdsGuBPMw
+DAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQsFAAOCAQEAk+xxO8gC40R7+5WVtWvA
++chNsOoxKyFBOPvGzrYGQbt4OBWKrwQmMXSY3VnjY4GzVaZpOCJOxnupKfZrK4AP
+G+M+NI+J6fHJRCQdov7Xoje5M14FmgjRiLg+haDZhh//11C7P6MQPAzGNUTpUyqV
+Hsi/wwCYvre5bApb/4uDkDlZkLrgN4e1q8+gh6XLj8NPEOEBEI4VpMVoieC1PwnK
+pRfNlTsEhyjeMmOllw9fBKMEvEf1BKsJGaKmQ7zCr1nWznCxyI1Fuf66TfmL8/up
+lK6sQysLEOIgn2gZEjQz4O/9Jj9v8+TvyP4GZIDsCiv33AaeKJVuSkoeCH0Ls2V8
+aQ==
+-----END CERTIFICATE-----

tests/traefik.key

@@ -0,0 +1,28 @@
+-----BEGIN PRIVATE KEY-----
+MIIEvQIBADANBgkqhkiG9w0BAQEFAASCBKcwggSjAgEAAoIBAQCw+el+dQ9tDFK7
+eirfw5pf9DospnmCdLTgXyREQXZG8IMxaIo5au76Fdu52TBTsXH7sFwMEayckYWl
+jbd0NxG6vEXUNWzWMgW6Qf+9tjIcTwlASC84ZKkMSK+t9tzGorwT9UysjXR5dgbF
+bNpMVZA40PY8AnVvkm9muvNzyt8nuHlDbgYqfDX3322HCxmClQ6H217t/PUzhfHF
+FGiWIyDSgf0RXc/1iqrrfm2NY6LHw9yelyqdEpdUOGRNw20T7jlGw+hKAzqeSJe3
+wc/hp9pVQAYDMXjWQOb3hI17FzKTuDJWwuzZwQjrUS6aG+k/fP3WZ354Brch/uRT
+XDvRaJjXAgMBAAECggEAHvnvO5ojtBOXG4d7n6TuDWODFzOgSwxAaJFemK/Ykvwg
+CnLg1sH3yEAxMGtqgQurBsHMqrQhQVpbSSnv9WB6MvQnSMh9H1SsGfjZWYxdYwUW
+enDoCvfbevHyBgISjJYJU3j5Da7It0XIU6AE6Z2EW91/a+uGQJwh8ZpBaIAW5S2j
+B3k+bASANtwEcDdhGE7iLYeHiAttZo89oSSFZP/mwh84pIU29zUVUtsUaHXrob0p
+iyGXKPa8NqTvIsbX5Kh/lbbCO4KwsOqgs/eqL7cLSv2VfTmSQCJz+ikiVzcw/vJU
+PaT9H4SCBLP73/Gyjf5P14esWvprPQ3ZnWNNDDGWsQKBgQDoWqxQUy6PKY9or7QH
+M985y52Y0QlWdmRaLc8gxfWLU4/3Wn0NH1flkFXJ5X9uZFNoGMQpidJBajepzkNO
+/54V+1NCLUWl7SE5gMeFG8QtEE7ISyjut71CUDSn5mOp7EBARmqRpMZhmXT42RZi
+1zVDkG08ArKdH0Jnvkq5lWHGbwKBgQDC/IYJXkd27XZO+Ti8TdzaU+SSJV26aY++
+0N4pzq0cC6IWadHugH/XrgkfH+ImPzkf6XHrCSqSipJJLZMd473/8IjdOsf54wDP
+/yHKPXWhfC4W2L+6+l34Jo/ebnuDVvDme1nKLcdmxhwz4YZfg/TYbWaFzANrl3St
+beGg9ENIGQKBgBr6/GtPXWauUsK7NFJpyY/yfthR3Z22nayDCTwrAHovN9ZnIYI2
+k4RKoEuTZJqy96Rsy8pvAIUsCk6jbtlrgTXYOzDCBQZhZKxCsehY8wywihVj9NrT
+ZxyeJ58fd48xqbxM8O78jTSkFxsWSi0sBDlWOfjv70GjcZiOVir6l6HtAoGBAJeA
+MAENcQeV4AviltOwx/4Xmwx23gmeRaMklMn1HQoie9FgbU4cJ7kEL3AwjL3c99y0
+vN+7Ion0A0+6iol5z8ISObVzG7gsShBSkwWZlVFgtErqJKb6K5NJGxXf0DYvkkPy
+6cQup7VSDs282HRUiiSzdCpXZvztFCpAq0QtJi3ZAoGACjtJ7zEVs0hB7+sCq/SI
+UHjjv/fjGSm1TVDP46Joqbm62FRdYkEhd+pGMjtGs80OhM+psTZIqe/fgKdKl5yX
+nS9m6f4ny6XCcilfI3+bxXtsmWnpQnybSU2goe2n+Eoi3RcEB68Hp8U0aPjgDULM
+9YDU/ZMupHh/eT79n67QIXw=
+-----END PRIVATE KEY-----

tests/whoami.json

@@ -0,0 +1,39 @@
+{
+  "id": "whoami",
+  "cpus": 0.1,
+  "mem": 64.0,
+  "instances": 3,
+  "container": {
+    "type": "DOCKER",
+    "docker": {
+      "image": "emilevauge/whoami",
+      "network": "BRIDGE",
+      "portMappings": [
+        { "containerPort": 80, "hostPort": 0, "protocol": "tcp" }
+      ],
+      "parameters": [{
+        "key": "log-driver",
+        "value": "gelf"
+      }, {
+        "key": "log-opt",
+        "value": "gelf-address=udp://172.17.42.1:12201"
+      }]
+    }
+  },
+  "healthChecks": [
+    {
+      "protocol": "HTTP",
+      "portIndex": 0,
+      "path": "/",
+      "gracePeriodSeconds": 5,
+      "intervalSeconds": 20,
+      "maxConsecutiveFailures": 3
+    }
+  ],
+  "labels": {
+      "traefik.weight": "1",
+      "traefik.protocole": "https",
+      "traefik.frontend.rule": "Path",
+      "traefik.frontend.value": "/test"
+  }
+}

traefik.go

@@ -1,8 +1,8 @@
 package main
 
 import (
+	"crypto/tls"
 	fmtlog "log"
-	"net"
 	"net/http"
 	"net/url"
 	"os"
@@ -16,7 +16,6 @@ import (
 	"github.com/BurntSushi/toml"
 	log "github.com/Sirupsen/logrus"
 	"github.com/codegangsta/negroni"
-	"github.com/davecgh/go-spew/spew"
 	"github.com/emilevauge/traefik/middlewares"
 	"github.com/gorilla/mux"
 	"github.com/mailgun/manners"
@@ -24,38 +23,31 @@ import (
 	"github.com/mailgun/oxy/forward"
 	"github.com/mailgun/oxy/roundrobin"
 	"github.com/thoas/stats"
-	"github.com/unrolled/render"
 	"gopkg.in/alecthomas/kingpin.v2"
 	"runtime"
 )
 
 var (
+	Version               = ""
+	BuildDate             = ""
 	globalConfigFile      = kingpin.Arg("conf", "Main configration file.").Default("traefik.toml").String()
+	version               = kingpin.Flag("version", "Get Version.").Short('v').Bool()
 	currentConfigurations = make(configs)
 	metrics               = stats.New()
 	oxyLogger             = &OxyLogger{}
-	templatesRenderer     = render.New(render.Options{
-		Directory:  "templates",
-		Asset:      Asset,
-		AssetNames: AssetNames,
-	})
 )
 
-type configMessage struct {
-	providerName  string
-	configuration *Configuration
-}
-
-type configs map[string]*Configuration
-
 func main() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
+	kingpin.Version(Version + " built on the " + BuildDate)
 	kingpin.Parse()
 	fmtlog.SetFlags(fmtlog.Lshortfile | fmtlog.LstdFlags)
 	var srv *manners.GracefulServer
 	var configurationRouter *mux.Router
 	var configurationChan = make(chan configMessage, 10)
 	defer close(configurationChan)
+	var configurationChanValidated = make(chan configMessage, 10)
+	defer close(configurationChanValidated)
 	var sigs = make(chan os.Signal, 1)
 	defer close(sigs)
 	var stopChan = make(chan bool)
@@ -88,16 +80,37 @@ func main() {
 	} else {
 		log.SetFormatter(&log.TextFormatter{FullTimestamp: true, DisableSorting: true})
 	}
-	log.Debugf("Global configuration loaded %s", spew.Sdump(globalConfiguration))
+	log.Debugf("Global configuration loaded %+v", globalConfiguration)
 	configurationRouter = LoadDefaultConfig(globalConfiguration)
 
 	// listen new configurations from providers
 	go func() {
-
+		lastReceivedConfiguration := time.Unix(0, 0)
+		lastConfigs := make(map[string]*configMessage)
 		for {
 			configMsg := <-configurationChan
 			log.Infof("Configuration receveived from provider %s: %#v", configMsg.providerName, configMsg.configuration)
-			log.Debugf("Configuration %s", spew.Sdump(configMsg.configuration))
+			lastConfigs[configMsg.providerName] = &configMsg
+			if time.Now().After(lastReceivedConfiguration.Add(time.Duration(globalConfiguration.ProvidersThrottleDuration))) {
+				log.Infof("Last %s config received more than %s, OK", configMsg.providerName, globalConfiguration.ProvidersThrottleDuration)
+				// last config received more than n s ago
+				configurationChanValidated <- configMsg
+			} else {
+				log.Infof("Last %s config received less than %s, waiting...", configMsg.providerName, globalConfiguration.ProvidersThrottleDuration)
+				go func() {
+					<-time.After(globalConfiguration.ProvidersThrottleDuration)
+					if time.Now().After(lastReceivedConfiguration.Add(time.Duration(globalConfiguration.ProvidersThrottleDuration))) {
+						log.Infof("Waited for %s config, OK", configMsg.providerName)
+						configurationChanValidated <- *lastConfigs[configMsg.providerName]
+					}
+				}()
+			}
+			lastReceivedConfiguration = time.Now()
+		}
+	}()
+	go func() {
+		for {
+			configMsg := <-configurationChanValidated
 			if configMsg.configuration == nil {
 				log.Info("Skipping empty configuration")
 			} else if reflect.DeepEqual(currentConfigurations[configMsg.providerName], configMsg.configuration) {
@@ -115,10 +128,13 @@ func main() {
 					currentConfigurations = newConfigurations
 					configurationRouter = newConfigurationRouter
 					oldServer := srv
-					newsrv := prepareServer(configurationRouter, globalConfiguration, oldServer, loggerMiddleware, metrics)
+					newsrv, err := prepareServer(configurationRouter, globalConfiguration, oldServer, loggerMiddleware, metrics)
+					if err != nil {
+						log.Fatal("Error preparing server: ", err)
+					}
 					go startServer(newsrv, globalConfiguration)
 					srv = newsrv
-					time.Sleep(2 * time.Second)
+					time.Sleep(1 * time.Second)
 					if oldServer != nil {
 						log.Info("Stopping old server")
 						oldServer.Close()
@@ -182,37 +198,54 @@ func main() {
 
 	//negroni.Use(middlewares.NewCircuitBreaker(oxyLogger))
 	//negroni.Use(middlewares.NewRoutes(configurationRouter))
-	srv = prepareServer(configurationRouter, globalConfiguration, nil, loggerMiddleware, metrics)
+
+	var er error
+	srv, er = prepareServer(configurationRouter, globalConfiguration, nil, loggerMiddleware, metrics)
+	if er != nil {
+		log.Fatal("Error preparing server: ", er)
+	}
 	go startServer(srv, globalConfiguration)
 
 	<-stopChan
 	log.Info("Shutting down")
 }
 
+func createTLSConfig(certFile string, keyFile string) (*tls.Config, error) {
+	config := &tls.Config{}
+	if config.NextProtos == nil {
+		config.NextProtos = []string{"http/1.1"}
+	}
+
+	var err error
+	config.Certificates = make([]tls.Certificate, 1)
+	if len(certFile) > 0 && len(keyFile) > 0 {
+		config.Certificates[0], err = tls.LoadX509KeyPair(certFile, keyFile)
+		if err != nil {
+			return nil, err
+		}
+	} else {
+		return nil, nil
+	}
+	return config, nil
+}
+
 func startServer(srv *manners.GracefulServer, globalConfiguration *GlobalConfiguration) {
 	log.Info("Starting server")
-	log.Debugf("Server %s", spew.Sdump(srv))
 	if len(globalConfiguration.CertFile) > 0 && len(globalConfiguration.KeyFile) > 0 {
 		err := srv.ListenAndServeTLS(globalConfiguration.CertFile, globalConfiguration.KeyFile)
 		if err != nil {
-			netOpError, ok := err.(*net.OpError)
-			if ok && netOpError.Err.Error() != "use of closed network connection" {
-				log.Fatal("Error creating server: ", err)
-			}
+			log.Fatal("Error creating server: ", err)
 		}
 	} else {
 		err := srv.ListenAndServe()
 		if err != nil {
-			netOpError, ok := err.(*net.OpError)
-			if ok && netOpError.Err.Error() != "use of closed network connection" {
-				log.Fatal("Error creating server: ", err)
-			}
+			log.Fatal("Error creating server: ", err)
 		}
 	}
 	log.Info("Server stopped")
 }
 
-func prepareServer(router *mux.Router, globalConfiguration *GlobalConfiguration, oldServer *manners.GracefulServer, middlewares ...negroni.Handler) *manners.GracefulServer {
+func prepareServer(router *mux.Router, globalConfiguration *GlobalConfiguration, oldServer *manners.GracefulServer, middlewares ...negroni.Handler) (*manners.GracefulServer, error) {
 	log.Info("Preparing server")
 	// middlewares
 	var negroni = negroni.New()
@@ -220,23 +253,29 @@ func prepareServer(router *mux.Router, globalConfiguration *GlobalConfiguration,
 		negroni.Use(middleware)
 	}
 	negroni.UseHandler(router)
+	tlsConfig, err := createTLSConfig(globalConfiguration.CertFile, globalConfiguration.KeyFile)
+	if err != nil {
+		log.Fatalf("Error creating TLS config %s", err)
+		return nil, err
+	}
 
 	if oldServer == nil {
 		return manners.NewWithServer(
 			&http.Server{
-				Addr:    globalConfiguration.Port,
-				Handler: negroni,
-			})
+				Addr:      globalConfiguration.Port,
+				Handler:   negroni,
+				TLSConfig: tlsConfig,
+			}), nil
 	} else {
 		server, err := oldServer.HijackListener(&http.Server{
 			Addr:    globalConfiguration.Port,
 			Handler: negroni,
-		}, nil)
+		}, tlsConfig)
 		if err != nil {
 			log.Fatalf("Error hijacking server %s", err)
-			return nil
+			return nil, err
 		} else {
-			return server
+			return server, nil
 		}
 	}
 }
@@ -281,7 +320,7 @@ func LoadConfig(configurations configs, globalConfiguration *GlobalConfiguration
 					}
 				case wrr:
 					log.Infof("Creating load-balancer wrr")
-					lb = rr
+					lb = middlewares.NewWebsocketUpgrader(rr)
 					for serverName, server := range configuration.Backends[frontend.Backend].Servers {
 						url, err := url.Parse(server.URL)
 						if err != nil {

traefik.sample.toml

@@ -44,6 +44,16 @@
 # CertFile = "traefik.crt"
 # KeyFile = "traefik.key"
 
+# Backends throttle duration: minimum duration between 2 events from providers
+# before applying a new configuration. It avoids unnecessary reloads if multiples events
+# are sent in a short amount of time.
+#
+# Optional
+# Default: "2s"
+#
+# ProvidersThrottleDuration = "5s"
+
+
 ################################################################
 # Web configuration backend
 ################################################################

vendor/github.com/docker/docker/autogen/dockerversion/dockerversion.go

@@ -1,12 +0,0 @@
-// AUTOGENERATED FILE; see ./hack/make/.go-autogen
-package dockerversion
-
-var (
-	GITCOMMIT string = ""
-	VERSION   string = ""
-	BUILDTIME string = ""
-
-	IAMSTATIC string = "true"
-	INITSHA1  string = ""
-	INITPATH  string = ""
-)

web.go

@@ -9,6 +9,7 @@ import (
 	log "github.com/Sirupsen/logrus"
 	"github.com/elazarl/go-bindata-assetfs"
 	"github.com/gorilla/mux"
+	"github.com/unrolled/render"
 )
 
 type WebProvider struct {
@@ -16,6 +17,12 @@ type WebProvider struct {
 	CertFile, KeyFile string
 }
 
+var (
+	templatesRenderer = render.New(render.Options{
+		Directory: "nowhere",
+	})
+)
+
 func (provider *WebProvider) Provide(configurationChan chan<- configMessage) error {
 	systemRouter := mux.NewRouter()